1. a person who thinks about or plans something carefully in advance before acting
Usage: formal; rare in modern usage

Examples

• The premeditator carefully mapped out every detail of the project before beginning.
• Unlike an impulsive actor, a premeditator considers all consequences beforehand.
• The detective suspected the premeditator had planned the crime weeks in advance.
• As a premeditator, she always prepared her speeches thoroughly before public speaking.
• The premeditator's methodical approach contrasted sharply with his colleague's spontaneous style.